import 'package:flutter/material.dart';

void main() => runApp(MaterialApp(theme:ThemeData.light(), home: IconFontWidget()));

class IconFontWidget extends StatelessWidget {
  @override
  Widget build(BuildContext context) {
    String icons = "";
    // accessible: 0xe03e
    icons += "\uE03e";
    // error:  0xe237
    icons += " \uE237";
    // fingerprint: 0xe287
    icons += " \uE287";
    return Column(
      mainAxisAlignment: MainAxisAlignment.center,
      children: [
        Container(
            alignment: Alignment.center,
            color: Colors.white,
            child: Text(
              icons,
              style: const TextStyle(
                  decoration: TextDecoration.none,
                  fontFamily: "MaterialIcons",
                  fontSize: 50.0,
                  color: Colors.green),
            )),
        Container(
            color: Colors.white,
            margin: const EdgeInsets.only(top: 20.0),
            child: Row(
              mainAxisAlignment: MainAxisAlignment.center,
              children: const <Widget>[
                Icon(
                  Icons.accessible,
                  color: Colors.green,
                ),
                Icon(
                  Icons.error,
                  color: Colors.green,
                ),
                Icon(
                  Icons.fingerprint,
                  color: Colors.green,
                ),
              ],
            )),
      ],
    );
  }
}
